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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
lacking proficiency in
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "lacking proficiency in" is correct and usable in written English.
It can be used to describe someone who does not have a sufficient level of skill or knowledge in a particular area or subject. Example: "She is lacking proficiency in Spanish, which makes it difficult for her to communicate effectively while traveling."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(4)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
3 human-written examples
Still, most Black and Hispanic children are ill-prepared when they first enter the public education system, and by the fourth grade two-thirds will be officially identified as lacking proficiency in basic math and reading skills.
News & Media
Some providers also reported lacking proficiency in use of certain EHR features that would enable them to manage alerts more efficiently.
Among non- western women with a non-Dutch background, age (OR: 1.73), income (OR: 1.97) and lacking proficiency in Dutch (OR: 2.18) were associated with CT uptake; higher education (OR: 1.47), being Muslim (OR: 0.37) and first generation (OR: 0.27) were associated with FAS uptake.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
The report said courses were being taught by underqualified teachers, many of whom lacked proficiency in Dutch, and criticized the school's financial management.
News & Media
A retired 777 captain, Chuck Hosmer, who flew for American Airlines and later Air India, said that many foreign carriers had a reluctance to land the plane manually, and thus lacked proficiency in the technique.
News & Media
An article on Wednesday about the inquiry into the Asiana plane crash in San Francisco misidentified the retired Boeing 777 captain who flew for American Airlines and Air India and who said that many foreign carriers had a reluctance to land the 777 manually and thus lacked proficiency in the technique.
News & Media
As you begin to evolve your sales roles, you should understand that SMEs bring high credibility and high integrity, but often lack proficiency in follow-through and managing the sales process.
News & Media
Three-quarters of both 12th and 8th graders lack proficiency in writing, according to the most recent National Assessment of Educational Progress.
News & Media
However, medical students frequently lack proficiency in ECG interpretation and rate their ECG training as inadequate.
Science
Our study also showed that the workers lack proficiency in practicing the proper waste bin color coding and the use of PPE at their work place.
Science
We believe that greater awareness of the linguistic proficiency and the spatial distribution of Ontario's primary care physicians and Ontario's immigrant population who lack proficiency in English and/or French will help to identify where linguistic gaps are greatest.
Science
Expert writing Tips
Best practice
When using "lacking proficiency in", specify the area where proficiency is lacking to provide context and clarity. For instance, instead of saying 'The student is lacking proficiency', say 'The student is lacking proficiency in algebra'.
Common error
Avoid using "lacking proficiency in" without specifying the context or skill. Overgeneralizations can make your statement vague and less impactful. Instead of saying "They are lacking proficiency", clarify with "They are lacking proficiency in data analysis".
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "lacking proficiency in" functions as an adjectival phrase that modifies a noun, indicating a deficiency or absence of skill in a specific area. As indicated by Ludwig AI, it is usable in written English.
Frequent in
Science
42%
News & Media
39%
Formal & Business
19%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "lacking proficiency in" is a grammatically sound and commonly used expression to indicate a deficiency in a specific skill or area of expertise. Ludwig AI confirms its usability in written English. It is suitable for formal and neutral contexts, particularly in science, news, and business domains. Alternative phrases such as "deficient in" or "not proficient in" can be used to convey a similar meaning. When using the phrase, it's important to clearly specify the area where proficiency is lacking to ensure clarity and impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
deficient in
Replaces "lacking" with "deficient", emphasizing a shortfall or inadequacy.
not proficient in
Uses "not proficient" to directly negate proficiency, maintaining a similar level of formality.
inadequate in
Indicates that the level of skill is not sufficient or satisfactory.
without expertise in
Highlights the absence of specialized knowledge or skill.
unskilled in
Emphasizes the absence of developed skill or ability.
not skilled in
A simpler and more direct way to state the absence of skill.
wanting in
A more formal and less common way to express a lack of something.
weak in
Focuses on the area of weakness or deficiency.
limited in
Highlights the restrictions or constraints due to a lack of proficiency.
deficient in expertise
Highlights the absence of specialized knowledge or skill.
FAQs
How can I rephrase "lacking proficiency in" to sound more positive?
You can use phrases like "developing skills in", "improving at", or "gaining experience in" to frame the situation as an opportunity for growth.
What's the difference between "lacking proficiency in" and "not proficient in"?
The phrases "lacking proficiency in" and "not proficient in" are largely interchangeable. However, "lacking proficiency in" might subtly emphasize a deficiency, while "not proficient in" is a more direct statement of current ability.
Is it appropriate to use "lacking proficiency in" in a formal context?
Yes, "lacking proficiency in" is appropriate for formal contexts such as academic papers, professional reports, and business communications. It clearly and professionally conveys a lack of skill or knowledge.
What are some common areas where people might be "lacking proficiency in"?
Common areas include foreign languages, specific software programs, technical skills like coding or data analysis, and soft skills like communication or leadership. The phrase can apply to any domain where skill or knowledge is required.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested